1466005 has 4 divisors (see below), whose sum is σ = 1759212. Its totient is φ = 1172800.

The previous prime is 1465993. The next prime is 1466039. The reversal of 1466005 is 5006641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 790321 + 675684 = 889^2 + 822^2 .

It is not a de Polignac number, because 1466005 - 2⁹ = 1465493 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146596 + ... + 146605.

It is an arithmetic number, because the mean of its divisors is an integer number (439803).

2^1466005 is an apocalyptic number.

It is an amenable number.

1466005 is a deficient number, since it is larger than the sum of its proper divisors (293207).

1466005 is an equidigital number, since it uses as much as digits as its factorization.

1466005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293206.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1466005 is about 1210.7869341878. The cubic root of 1466005 is about 113.6000398813.

The spelling of 1466005 in words is "one million, four hundred sixty-six thousand, five".